Home / 603,616,022.20-905,424,033.30-328,117,007.80

Finding the Fourth Proportional to 603,616,022.20, 905,424,033.30 and 328,117,007.80

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Solution

The fourth proportional to 603,616,022.20, 905,424,033.30 and 328,117,007.80 is: 492,175,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,616,022.20 : 905,424,033.30 = 328,117,007.80 : x
  2. Step 2: Convert to fraction form
    603,616,022.20/905,424,033.30 = 328,117,007.80/x
  3. Step 3: Cross multiply
    603,616,022.20x = 905,424,033.30 × 328,117,007.80
  4. Step 4: Simplify right side
    603,616,022.20x = 297,085,024,596,603,584
  5. Step 5: Solve for x
    x = 297,085,024,596,603,584/603,616,022.20
  6. Step 6: Final answer
    x = 492,175,511.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.